For the fifth time, Oprah Winfrey has topped Forbes' list of the 100 most powerful celebrities. Besides Oprah, five other women were in the top 10 on the list released Wednesday: Lady Gaga (ranked No. 2), Beyoncé (4), Madonna (5), Taylor Swift (6) and Ellen DeGeneres (10). Men in the top 10 included Steven Spielberg (3), Bon Jovi (yes, the whole group, at No. 7) and Justin Bieber (9). Who was No. 8? Roger Federer. I would have thought of the tennis player making a top athletes list, but I guess he is a celebrity too. [Forbes]

Labels and designers including Marc Jacobs, Prabal Gurung and Rachel Zoe took to Twitter on Wednesday to applaud the Supreme Court's two decisions in favor of marriage equality, our Booth Moore reports. [Los Angeles Times]

In an interview with the Telegraph, Giorgio Armani says he always wears the same slim watch to his runway shows, and he likes to have a vodka beforehand. He also says he tried LSD once and laughed so hard his back hurt, "like I'd just had a baby." [Telegraph]

Last year, graffiti-ist Kidult sprayed the word "Art" on Marc Jacobs' SoHo store. Jacobs responded by photographing the damage and enshrining it on a T-shirt that went on sale for $686. On Tuesday, Kidult struck again, painting $686 on Jacobs' Paris store, the Cut reports. By nightfall, the store had Tweeted a photo of its employees wearing white caps emblazoned with $686. Next move, Kidult? [The Cut]

A German fashion/soccer blog called Dandy Diary is taking credit for orchestrating the stunt in which a streaker wearing only shoes bounded onstage just after Dolce & Gabbana's runway show in Milan over the weekend. [Fashionista]